test: Add cypress to devDeps

Author: avoinea

package.json

@@ -29,6 +29,7 @@
     "@cypress/code-coverage": "^3.10.0",
     "@plone/scripts": "*",
     "babel-plugin-transform-class-properties": "^6.24.1",
+    "cypress": "13.1.0",
     "dotenv": "^16.3.2",
     "husky": "^8.0.3",
     "lint-staged": "^14.0.1",